The OCR A Level Physics formula bookletcontains essential equations... Show more
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3 Aug 2023
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Los
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The OCR A Level Physics formula bookletcontains essential equations... Show more
The OCR A Level Physics formula booklet serves as an essential resource for students tackling advanced physics concepts. This comprehensive guide helps students navigate through complex calculations and theoretical frameworks in their physics studies.
When working with electrical quantities, it's crucial to understand the relationships between charge, current, and potential difference. The SI unit ampere-second represents electrical charge, which is fundamental to understanding electron flow in circuits.
Circuit analysis involves calculating total resistance when multiple resistors are connected. For instance, in a circuit with three resistors , students must apply resistance combination rules to determine the overall circuit behavior.
Definition: Ampere-second is the SI unit of electrical charge, representing the amount of charge transferred by a current of one ampere flowing for one second.
Understanding the De Broglie wavelength X-ray momentum relationship is crucial in quantum mechanics. This concept bridges classical wave mechanics with quantum behavior, showing how particles can exhibit wave-like properties.
The momentum of electrons exhibiting wavelengths equal to X-rays typically falls within specific ranges, demonstrating the wave-particle duality principle. This relationship is expressed through the de Broglie equation, which connects an object's momentum to its wavelength.
Students should recognize that quantum mechanical principles apply at atomic scales, where classical physics concepts may not adequately describe particle behavior.
Vocabulary: De Broglie wavelength describes the wave-like nature of matter, particularly relevant for subatomic particles like electrons.
The study of Sound wave amplitude loudspeaker distance relationships helps understand how sound behaves in confined spaces. When examining tuning fork experiments with vertical tubes, students must grasp how standing waves form within air columns.
The wavelength of sound from a vibrating source determines the possible lengths of air columns that can produce stationary waves. This relationship is crucial for understanding resonance and harmonic frequencies in musical instruments and acoustic systems.
Understanding nodes and antinodes in standing waves helps predict where constructive and destructive interference occurs.
Example: In a tube experiment with a 150.0 cm wavelength, certain tube lengths will not support standing wave formation due to boundary conditions at the open ends.
When analyzing electrical circuits with multiple resistors, understanding power dissipation is essential. The relationship between voltage, current, and resistance determines how power is distributed among circuit components.
Precise measurements in physics require understanding both accuracy and precision. When dealing with fundamental constants like elementary charge, scientists must consider uncertainty ranges to ensure reliable experimental results.
The power dissipated in resistors depends on their configuration in the circuit and the applied voltage, following the relationship P = V²/R for each resistor.
Highlight: Power dissipation in resistors varies based on their position in the circuit and the voltage applied across them.
When studying Sound wave amplitude loudspeaker distance, it's essential to understand how sound waves propagate through space and how their amplitude changes with distance. Sound waves emitted from a point source like a loudspeaker spread out spherically, following the inverse square law for intensity and inverse law for amplitude.
Definition: Sound amplitude refers to the maximum displacement of air particles from their equilibrium position during wave propagation. It determines the loudness of the sound we perceive.
The relationship between sound amplitude and distance follows a mathematical pattern where the amplitude decreases inversely with distance from the source. For a uniform spherical wave, if we double the distance from the source, the amplitude reduces to half its original value. This occurs because the same energy must spread over an increasingly larger spherical surface area as the wave travels outward.
When calculating amplitude changes, we can use the relationship A₁d₁ = A₂d₂, where A represents amplitude and d represents distance. This relationship helps us predict how sound waves will behave at different distances from their source, which is crucial for acoustic design and sound engineering applications.
Understanding capacitor charging behavior involves analyzing how potential difference develops across the capacitor plates over time. The charging process follows an exponential curve, with the time constant τ determining how quickly the capacitor charges.
Highlight: The time constant τ = RC determines how quickly a capacitor charges through a resistor. After one time constant, the capacitor reaches approximately 63.2% of its final voltage.
The charging equation for a capacitor is V = V₀), where:
For practical applications, capacitors are considered fully charged after about 5 time constants, at which point they've reached approximately 99.3% of their final voltage. This knowledge is crucial for designing timing circuits and power supplies.
When charged particles move through magnetic fields, they experience a force that causes them to follow circular paths if the magnetic field is perpendicular to their velocity. The radius of this circular path depends on several factors including the particle's mass, charge, velocity, and the magnetic field strength.
Example: A particle with mass m, charge q, and velocity v in a magnetic field B follows a circular path with radius r given by r = mv/Bq
The relationship between these quantities can be understood through the balance of magnetic force and centripetal force. For particles with different masses and charges but the same velocity in the same magnetic field, their path radii will differ based on the ratio of their mass to charge.
This principle has practical applications in:
Acoustic impedance plays a crucial role in understanding how ultrasound waves interact at boundaries between different materials. The reflection of ultrasound at tissue boundaries depends on the difference in acoustic impedance between the materials.
Vocabulary: Acoustic impedance is defined as the product of material density and the speed of sound in that material.
When calculating the percentage of reflected intensity at a boundary between two materials, we use the reflection coefficient equation: R = ²
The greater the difference in acoustic impedance between two materials, the higher the percentage of ultrasound that will be reflected at their boundary. This principle is fundamental in:
The interaction between charged particles and electromagnetic fields is a fundamental concept in physics that helps us understand both atomic structure and particle behavior. When an electron approaches a positively charged sphere, several key principles come into play that determine its motion and the energy involved.
When considering the forces acting on an electron near a charged sphere, we must analyze the work done and electric field relationships carefully. The electric field strength E at any distance r from the sphere's center follows an inverse square relationship, demonstrating how the attractive force changes as the electron moves closer. This relationship is crucial for calculating the total work done on the electron during its journey to the sphere's surface.
Definition: Work done in an electric field is the energy transferred when a charged particle moves through a potential difference, measured in joules .
The behavior of fundamental particles like electrons in electromagnetic fields has practical applications in many technologies, from electron microscopes to particle accelerators. Understanding these interactions helps engineers design better electronic devices and helps scientists study atomic structure. The force-distance relationship for charged particles forms the basis for many modern technologies.
Particle decay processes are essential phenomena in nuclear and particle physics, particularly when studying quarks and leptons. The decay of an up quark involves the transformation of fundamental particles and the release of specific types of leptons, which can be affected differently by magnetic fields.
Among the various leptons produced in particle decay processes, electrons are unique because they carry an electric charge and are therefore influenced by magnetic fields. This property distinguishes them from neutral leptons like neutrinos and antineutrinos, which pass through magnetic fields unaffected.
Highlight: Electrons are the only leptons among common decay products that both carry charge and are affected by magnetic fields, making them detectable and manipulatable in particle physics experiments.
The interaction between charged particles and magnetic fields is fundamental to many experimental techniques in particle physics. Scientists use this principle in particle detectors and accelerators to identify and study different particles based on how they curve in magnetic fields. This understanding has led to numerous discoveries in particle physics and continues to be crucial in modern research.
App Store
Google Play
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
Los
@los
The OCR A Level Physics formula booklet contains essential equations and relationships that students need to understand wave behavior and particle physics concepts.
Key aspects include the De Broglie wavelength X-ray momentumrelationship, which shows how particles can exhibit wave-like... Show more
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Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
The OCR A Level Physics formula booklet serves as an essential resource for students tackling advanced physics concepts. This comprehensive guide helps students navigate through complex calculations and theoretical frameworks in their physics studies.
When working with electrical quantities, it's crucial to understand the relationships between charge, current, and potential difference. The SI unit ampere-second represents electrical charge, which is fundamental to understanding electron flow in circuits.
Circuit analysis involves calculating total resistance when multiple resistors are connected. For instance, in a circuit with three resistors , students must apply resistance combination rules to determine the overall circuit behavior.
Definition: Ampere-second is the SI unit of electrical charge, representing the amount of charge transferred by a current of one ampere flowing for one second.
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Understanding the De Broglie wavelength X-ray momentum relationship is crucial in quantum mechanics. This concept bridges classical wave mechanics with quantum behavior, showing how particles can exhibit wave-like properties.
The momentum of electrons exhibiting wavelengths equal to X-rays typically falls within specific ranges, demonstrating the wave-particle duality principle. This relationship is expressed through the de Broglie equation, which connects an object's momentum to its wavelength.
Students should recognize that quantum mechanical principles apply at atomic scales, where classical physics concepts may not adequately describe particle behavior.
Vocabulary: De Broglie wavelength describes the wave-like nature of matter, particularly relevant for subatomic particles like electrons.
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Improve your grades
Join milions of students
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The study of Sound wave amplitude loudspeaker distance relationships helps understand how sound behaves in confined spaces. When examining tuning fork experiments with vertical tubes, students must grasp how standing waves form within air columns.
The wavelength of sound from a vibrating source determines the possible lengths of air columns that can produce stationary waves. This relationship is crucial for understanding resonance and harmonic frequencies in musical instruments and acoustic systems.
Understanding nodes and antinodes in standing waves helps predict where constructive and destructive interference occurs.
Example: In a tube experiment with a 150.0 cm wavelength, certain tube lengths will not support standing wave formation due to boundary conditions at the open ends.
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Improve your grades
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When analyzing electrical circuits with multiple resistors, understanding power dissipation is essential. The relationship between voltage, current, and resistance determines how power is distributed among circuit components.
Precise measurements in physics require understanding both accuracy and precision. When dealing with fundamental constants like elementary charge, scientists must consider uncertainty ranges to ensure reliable experimental results.
The power dissipated in resistors depends on their configuration in the circuit and the applied voltage, following the relationship P = V²/R for each resistor.
Highlight: Power dissipation in resistors varies based on their position in the circuit and the voltage applied across them.
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Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
When studying Sound wave amplitude loudspeaker distance, it's essential to understand how sound waves propagate through space and how their amplitude changes with distance. Sound waves emitted from a point source like a loudspeaker spread out spherically, following the inverse square law for intensity and inverse law for amplitude.
Definition: Sound amplitude refers to the maximum displacement of air particles from their equilibrium position during wave propagation. It determines the loudness of the sound we perceive.
The relationship between sound amplitude and distance follows a mathematical pattern where the amplitude decreases inversely with distance from the source. For a uniform spherical wave, if we double the distance from the source, the amplitude reduces to half its original value. This occurs because the same energy must spread over an increasingly larger spherical surface area as the wave travels outward.
When calculating amplitude changes, we can use the relationship A₁d₁ = A₂d₂, where A represents amplitude and d represents distance. This relationship helps us predict how sound waves will behave at different distances from their source, which is crucial for acoustic design and sound engineering applications.
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Improve your grades
Join milions of students
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Understanding capacitor charging behavior involves analyzing how potential difference develops across the capacitor plates over time. The charging process follows an exponential curve, with the time constant τ determining how quickly the capacitor charges.
Highlight: The time constant τ = RC determines how quickly a capacitor charges through a resistor. After one time constant, the capacitor reaches approximately 63.2% of its final voltage.
The charging equation for a capacitor is V = V₀), where:
For practical applications, capacitors are considered fully charged after about 5 time constants, at which point they've reached approximately 99.3% of their final voltage. This knowledge is crucial for designing timing circuits and power supplies.
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When charged particles move through magnetic fields, they experience a force that causes them to follow circular paths if the magnetic field is perpendicular to their velocity. The radius of this circular path depends on several factors including the particle's mass, charge, velocity, and the magnetic field strength.
Example: A particle with mass m, charge q, and velocity v in a magnetic field B follows a circular path with radius r given by r = mv/Bq
The relationship between these quantities can be understood through the balance of magnetic force and centripetal force. For particles with different masses and charges but the same velocity in the same magnetic field, their path radii will differ based on the ratio of their mass to charge.
This principle has practical applications in:
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Acoustic impedance plays a crucial role in understanding how ultrasound waves interact at boundaries between different materials. The reflection of ultrasound at tissue boundaries depends on the difference in acoustic impedance between the materials.
Vocabulary: Acoustic impedance is defined as the product of material density and the speed of sound in that material.
When calculating the percentage of reflected intensity at a boundary between two materials, we use the reflection coefficient equation: R = ²
The greater the difference in acoustic impedance between two materials, the higher the percentage of ultrasound that will be reflected at their boundary. This principle is fundamental in:
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By signing up you accept Terms of Service and Privacy Policy
The interaction between charged particles and electromagnetic fields is a fundamental concept in physics that helps us understand both atomic structure and particle behavior. When an electron approaches a positively charged sphere, several key principles come into play that determine its motion and the energy involved.
When considering the forces acting on an electron near a charged sphere, we must analyze the work done and electric field relationships carefully. The electric field strength E at any distance r from the sphere's center follows an inverse square relationship, demonstrating how the attractive force changes as the electron moves closer. This relationship is crucial for calculating the total work done on the electron during its journey to the sphere's surface.
Definition: Work done in an electric field is the energy transferred when a charged particle moves through a potential difference, measured in joules .
The behavior of fundamental particles like electrons in electromagnetic fields has practical applications in many technologies, from electron microscopes to particle accelerators. Understanding these interactions helps engineers design better electronic devices and helps scientists study atomic structure. The force-distance relationship for charged particles forms the basis for many modern technologies.
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Particle decay processes are essential phenomena in nuclear and particle physics, particularly when studying quarks and leptons. The decay of an up quark involves the transformation of fundamental particles and the release of specific types of leptons, which can be affected differently by magnetic fields.
Among the various leptons produced in particle decay processes, electrons are unique because they carry an electric charge and are therefore influenced by magnetic fields. This property distinguishes them from neutral leptons like neutrinos and antineutrinos, which pass through magnetic fields unaffected.
Highlight: Electrons are the only leptons among common decay products that both carry charge and are affected by magnetic fields, making them detectable and manipulatable in particle physics experiments.
The interaction between charged particles and magnetic fields is fundamental to many experimental techniques in particle physics. Scientists use this principle in particle detectors and accelerators to identify and study different particles based on how they curve in magnetic fields. This understanding has led to numerous discoveries in particle physics and continues to be crucial in modern research.
App Store
Google Play
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user